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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 192 · 40 questions
TalentJR

Engineer's tip (What is in the middle?): Find the fulcrum, the load and the effort. Put them in order along the bar and look at the middle one. Fulcrum middle → class 1 · load middle → class 2 · effort middle → class 3.

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  1. 1.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the load (d) the effort
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  7. 7.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  9. 9.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  10. 10.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the pulley
  11. 11.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort
  12. 12.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  13. 13.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  19. 19.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  20. 20.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  21. 21.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  26. 26.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  28. 28.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  32. 32.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  34. 34.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

  1. the fulcrum
  2. class 1
  3. class 3
  4. class 3
  5. class 1
  6. class 2
  7. False
  8. class 2
  9. False
  10. the effort
  11. the load
  12. class 3
  13. class 3
  14. class 3
  15. class 2
  16. class 1
  17. False
  18. True
  19. True
  20. True
  21. True
  22. class 2
  23. class 3
  24. False
  25. the fulcrum
  26. class 1
  27. class 1
  28. True
  29. class 1
  30. class 1
  31. class 1
  32. False
  33. True
  34. False
  35. class 2
  36. False
  37. class 3
  38. class 2
  39. class 1
  40. class 1

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